From 891580aba7552f12b5d2c124bad0cedabebdc4ad Mon Sep 17 00:00:00 2001
From: Alexandre Abadie <alexandre.abadie@inria.fr>
Date: Sun, 13 Jan 2019 15:04:09 +0100
Subject: [PATCH] sys/auto_init: add support for periph_temperature

---
 Makefile.dep                                  |  4 ++
 makefiles/pseudomodules.inc.mk                |  1 +
 sys/auto_init/auto_init.c                     |  4 ++
 .../saul/auto_init_nrf_temperature.c          | 55 +++++++++++++++++++
 4 files changed, 64 insertions(+)
 create mode 100644 sys/auto_init/saul/auto_init_nrf_temperature.c

diff --git a/Makefile.dep b/Makefile.dep
index f89090bbb5..ae9619f5d0 100644
--- a/Makefile.dep
+++ b/Makefile.dep
@@ -602,6 +602,10 @@ ifneq (,$(filter saul,$(USEMODULE)))
   USEMODULE += phydat
 endif
 
+ifneq (,$(filter saul_nrf_temperature,$(USEMODULE)))
+  FEATURES_REQUIRED += periph_temperature
+endif
+
 ifneq (,$(filter phydat,$(USEMODULE)))
   USEMODULE += fmt
 endif
diff --git a/makefiles/pseudomodules.inc.mk b/makefiles/pseudomodules.inc.mk
index 6132f5b16d..ec1a7f5462 100644
--- a/makefiles/pseudomodules.inc.mk
+++ b/makefiles/pseudomodules.inc.mk
@@ -62,6 +62,7 @@ PSEUDOMODULES += riotboot_%
 PSEUDOMODULES += saul_adc
 PSEUDOMODULES += saul_default
 PSEUDOMODULES += saul_gpio
+PSEUDOMODULES += saul_nrf_temperature
 PSEUDOMODULES += schedstatistics
 PSEUDOMODULES += sock
 PSEUDOMODULES += sock_ip
diff --git a/sys/auto_init/auto_init.c b/sys/auto_init/auto_init.c
index aa66344aef..73cff40e39 100644
--- a/sys/auto_init/auto_init.c
+++ b/sys/auto_init/auto_init.c
@@ -326,6 +326,10 @@ void auto_init(void)
     extern void auto_init_gpio(void);
     auto_init_gpio();
 #endif
+#ifdef MODULE_SAUL_NRF_TEMPERATURE
+    extern void auto_init_nrf_temperature(void);
+    auto_init_nrf_temperature();
+#endif
 #ifdef MODULE_AD7746
     extern void auto_init_ad7746(void);
     auto_init_ad7746();
diff --git a/sys/auto_init/saul/auto_init_nrf_temperature.c b/sys/auto_init/saul/auto_init_nrf_temperature.c
new file mode 100644
index 0000000000..84fda5f4c6
--- /dev/null
+++ b/sys/auto_init/saul/auto_init_nrf_temperature.c
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2019 Inria
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser
+ * General Public License v2.1. See the file LICENSE in the top level
+ * directory for more details.
+ *
+ */
+
+/**
+ * @ingroup     sys_auto_init_saul
+ * @{
+ *
+ * @file
+ * @brief       Auto initialization of internal temperature sensor directly mapped to SAUL reg
+ *
+ * @author      Alexandre Abadie <alexandre.abadie@inria.fr>
+ *
+ * @}
+ */
+
+#ifdef MODULE_SAUL_NRF_TEMPERATURE
+
+#include "cpu.h"
+#include "log.h"
+#include "saul_reg.h"
+#include "saul/periph.h"
+
+/**
+ * @brief   Memory for the registry entries
+ */
+static saul_reg_t saul_reg_entry;
+
+/**
+ * @brief   Reference the driver struct
+ */
+extern saul_driver_t nrf_temperature_saul_driver;
+
+/**
+ * @brief   Reference the information for saul registry
+ */
+extern saul_reg_info_t nrf_temperature_saul_info;
+
+void auto_init_nrf_temperature(void)
+{
+    saul_reg_entry.dev = NULL;
+    saul_reg_entry.name = nrf_temperature_saul_info.name;
+    saul_reg_entry.driver = &nrf_temperature_saul_driver;
+    /* add to registry */
+    saul_reg_add(&(saul_reg_entry));
+}
+
+#else
+typedef int dont_be_pedantic;
+#endif /* MODULE_SAUL_NRF_TEMPERATURE */